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Fremont

$120+ Cheap flights from Boston (BOS) to Fremont, CA

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SFO
Jan 13 — Jan 201
Tue 1/13
Tue 1/20
1 adult, Economy
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Cheapflights Tip: The best prices from Boston Logan Intl to Fremont are usually found in January or March, booked 67 days in advance, depart on a Wednesday or Thursday and return on a Wednesday

Cheap flight deals from Boston to Fremont

Cheapest flights from Boston to Fremont
Explore the most affordable flight options available from Boston to Fremont. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 14, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:30 amBOS - SFO
1 stop13h 37mAlaska Airlines
Wed 1/77:00 amSFO - BOS
1 stop7h 39mAlaska Airlines
Deal found 12/12$340
This Priceline deal was found by Cheapflights users on 12/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:00 amBOS - SFO
1 stop10h 13mMultiple Airlines
Sun 12/288:14 amSFO - BOS
Nonstop5h 39mMultiple Airlines
Deal found 12/12$341
This Delta deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/227:40 amBOS - SFO
Nonstop6h 57mDelta
Wed 1/217:10 amSFO - BOS
Nonstop5h 41mDelta
Deal found 12/13$347
This JetBlue deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/238:59 pmBOS - SFO
Nonstop6h 53mJetBlue
Wed 1/2112:20 pmSFO - BOS
Nonstop5h 38mJetBlue
Deal found 12/14$352
This Priceline deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/196:00 amBOS - SFO
1 stop10h 13mMultiple Airlines
Wed 1/73:25 pmSFO - BOS
Nonstop5h 33mMultiple Airlines
Deal found 12/13$355
This United Airlines deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/206:23 pmBOS - SFO
1 stop9h 51mUnited Airlines
Wed 1/78:25 amSFO - BOS
Nonstop5h 48mUnited Airlines
Deal found 12/13$357
This Alaska Airlines deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/176:52 pmBOS - SFO
Nonstop6h 56mAlaska Airlines
Tue 1/2010:16 amSFO - BOS
1 stop28h 23mAlaska Airlines
Deal found 12/11$362
This Super.com deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/166:45 amBOS - SFO
Nonstop6h 48mJetBlue
Thu 1/88:29 pmSFO - BOS
Nonstop5h 31mJetBlue
Deal found 12/13$363
This Alaska Airlines deal was found by Cheapflights users on 12/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/204:45 pmBOS - SFO
1 stop10h 42mAlaska Airlines
Wed 1/217:00 amSFO - BOS
1 stop7h 39mAlaska Airlines
Deal found 12/12$366
This JetBlue deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/224:40 pmBOS - SFO
Nonstop6h 53mJetBlue
Thu 1/2212:20 pmSFO - BOS
Nonstop5h 38mJetBlue
Deal found 12/14$367
This JetBlue deal was found by Cheapflights users on 12/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/138:14 pmBOS - SFO
Nonstop6h 45mJetBlue
Wed 1/288:26 amSFO - BOS
Nonstop5h 39mJetBlue
Deal found 12/12$372
This Priceline deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/206:00 amBOS - SFO
1 stop10h 13mMultiple Airlines
Wed 1/2112:20 pmSFO - BOS
Nonstop5h 38mMultiple Airlines
Deal found 12/14$375

Find flight deals from Boston to Fremont

Keep the following information in mind while searching for Boston to Fremont flight deals. Data was last updated December 14, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$222
(Super.com)

One-way from

$120
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$447
Provider with most accurate pricing for Boston Logan Intl-San Francisco flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-San Francisco flights.
Search Deals
From Boston Logan Intl to Fremont
Search Deals
One-way flight from Boston Logan Intl to Fremont
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($15 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Fremont that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 14, 2025.
Use the filters below to find and compare flights from Boston to Fremont that are best for you.

Fly from

Boston

Fly to

Fremont

Route

Depart

Return

Price

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Tue 1/20

4:20 pm-10:47 pm

1 stop9h 27m

San Francisco

Tue 1/27

7:00 am-5:39 pm

1 stop7h 39m

$226

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Wed 1/14

7:50 am-11:50 am

Nonstop7h 00m

San Francisco

Sun 1/18

7:10 am-3:51 pm

Nonstop5h 41m

$227

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Tue 1/27

7:09 pm-10:59 pm

Nonstop6h 50m

San Francisco

Thu 2/5

8:26 am-5:05 pm

Nonstop5h 39m

$227

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Sun 1/25

7:11 am-11:10 am

Nonstop6h 59m

San Francisco

Wed 1/28

8:26 am-5:05 pm

Nonstop5h 39m

$227

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Tue 2/10

3:25 pm-7:15 pm

Nonstop6h 50m

San Francisco

Mon 2/16

3:25 pm-11:58 pm

Nonstop5h 33m

$240

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Fri 1/30

4:20 pm-10:47 pm

1 stop9h 27m

San Francisco

Tue 2/3

7:00 am-5:39 pm

1 stop7h 39m

$246

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Wed 1/21

4:20 pm-10:47 pm

1 stop9h 27m

San Francisco

Sat 1/24

6:56 pm-3:20 pm

1 stop17h 24m

$246

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Fri 1/30

5:40 pm-9:42 pm

Nonstop7h 02m

San Francisco

Sun 2/1

7:10 am-3:51 pm

Nonstop5h 41m

$247

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Wed 1/21

7:11 am-11:10 am

Nonstop6h 59m

San Francisco

Sat 1/24

8:45 am-8:18 pm

1 stop8h 33m

$250

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Wed 1/21

3:05 pm-6:55 pm

Nonstop6h 50m

San Francisco

Sat 1/31

7:00 am-8:18 pm

1 stop10h 18m

$250

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/13

Showing 1-10 of 24 results
1
2
3

Best time to book a flight from Boston to Fremont

Have a flexible travel schedule? Discover the best time to fly to Fremont from Boston with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Boston to Fremont

How far ahead should I book a flight from Boston to Fremont?

Use this chart to determine the optimal time to book a round-trip flight from Boston to Fremont. Price data was last updated on December 12, 2025.

Booking 67 days in advance of your planned departure date is, on average, the best time to get cheap flights from Boston to Fremont. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Boston to Fremont?

Currently, March is the cheapest month in which you can book a flight from Boston to Fremont (average of $103). Flying from Boston to Fremont in May is currently the most expensive (average of $179). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BOS to FR8?

Find hourly flight availability from Boston to Fremont. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 14, 2025.

It’s typically best to fly out from Boston to Fremont in the evening. Doing so could potentially save you 37% on the flight price compared to flying at noon, which is usually more expensive.

What is the cheapest day to fly from Boston to Fremont?

Use this chart to determine the cheapest time to fly round-trip from Boston to Fremont. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Boston to Fremont flight should consider departing on Monday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Boston to Fremont

Explore weekly flight availability from Boston to Fremont. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated December 14, 2025.

The most flights from BOS to FR8 are scheduled on a Sunday (42 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (2 on average).

Reviews of airlines servicing Fremont

Get insights into the airlines that provide service to Fremont. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Fremont. Reviews last updated December 14, 2025.
Read through reviews of airlines operating flights from Boston to Fremont, such as Alaska Airlines, Delta, and Hawaiian Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,448 reviews

Boarding

8.1

Food

7.1

Comfort

7.8

Overall

8.0

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Alaska Airlines
8.0
Very good
11,448 reviews
Alaska Airlines
8.0
Very good
11,448 reviews

Boarding

8.1

Food

7.1

Comfort

7.8

Overall

8.0

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Delta
7.9
Good
8,006 reviews
Alaska Airlines
8.0
Very good
11,448 reviews

Boarding

8.1

Food

7.1

Comfort

7.8

Overall

8.0

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Hawaiian Airlines
7.8
Good
2,819 reviews
Alaska Airlines
8.0
Very good
11,448 reviews

Boarding

8.1

Food

7.1

Comfort

7.8

Overall

8.0

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
United Airlines
7.4
Good
9,092 reviews
Alaska Airlines
8.0
Very good
11,448 reviews

Boarding

8.1

Food

7.1

Comfort

7.8

Overall

8.0

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
JetBlue
7.2
Good
2,894 reviews
Alaska Airlines
8.0
Very good
11,448 reviews

Boarding

8.1

Food

7.1

Comfort

7.8

Overall

8.0

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.

Related info for your journey

Find useful and relevant information for your journey from Boston to Fremont. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Boston to Fremont?

    If you book a flight to Fremont from Boston, you will be flying from Logan Intl, which is the city’s only airport. Boston Logan Intl (BOS) is located 2.6 mi from the center of Boston. There are 30 flights from Logan Intl to Fremont per day from 9 different airlines.

  • How popular is this Boston to Fremont flight route?

    Flights from Boston Logan Intl to Fremont have been viewed 82 times in the past calendar month.

  • How long is the flight from Boston to Fremont?

    For as low as $227, Alaska Airlines can have you in Fremont from Boston in 6h 50m. Boston and Fremont are separated by a distance of 2696 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Boston to Fremont one-way?

    The cheapest airlines for a one-way flight from Boston to Fremont are Frontier ($72), JetBlue ($113), and Alaska Airlines ($114).

  • What are the most reliable airlines from Boston to Fremont?

    The top 3 most reliable airlines when flying from Boston to Fremont are China Eastern (100%), Air China (93%) and ANA (89%).

  • What are the cheapest flights from Boston to Fremont?

    While on average a flight from Boston to Fremont is generally $1,016, our data shows the cheapest flight currently is $107. When looking at the most popular route, (Boston Logan Intl - San Francisco), you can expect to pay $187 for that flight.

  • Can I find deals for flights from Boston to Fremont that include hotel bookings?

    Yes. In addition to deals on Boston to Fremont flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Boston to Fremont?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boston to Fremont.

  • Can I find deals for business class flights from Boston to Fremont?

    Yes. Cheapflights offers flight deals from Boston to Fremont by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Boston to Fremont?

    Currently, March is the cheapest month in which you can book a flight from Boston to Fremont (average of $103). Flying from Boston to Fremont in May is currently the most expensive (average of $179). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Top 9 airlines flying from Boston to Fremont

Discover the top 9 airlines that operate flights from Boston to Fremont. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$90Average$219FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$129Average$324FlexibilityNo cancel feeOn-time85%
SouthwestCheapest$153Average$424FlexibilityNo cancel feeOn-time63%
DeltaCheapest$171Average$376FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$197Average$333FlexibilityNo cancel feeOn-time75%
JetBlueCheapest$198Average$342FlexibilityNo cancel feeOn-time62%
Sun Country AirCheapest$202Average$334FlexibilityNo cancel feeOn-time83%
American AirlinesCheapest$217Average$377FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$228Average$396FlexibilityNo cancel feeOn-time69%

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